1// © 2016 and later: Unicode, Inc. and others. 2// License & terms of use: http://www.unicode.org/copyright.html#License 3/* 4 ******************************************************************************* 5 * Copyright (C) 2009-2015, International Business Machines Corporation and 6 * others. All Rights Reserved. 7 ******************************************************************************* 8 */ 9 10package com.ibm.icu.dev.test.util; 11 12import java.io.ByteArrayInputStream; 13import java.io.ByteArrayOutputStream; 14import java.io.IOException; 15import java.io.InputStream; 16import java.nio.ByteBuffer; 17import java.util.Iterator; 18 19import org.junit.Test; 20 21import com.ibm.icu.dev.test.TestFmwk; 22import com.ibm.icu.impl.ICUBinary; 23import com.ibm.icu.impl.Trie2; 24import com.ibm.icu.impl.Trie2Writable; 25import com.ibm.icu.impl.Trie2_16; 26import com.ibm.icu.impl.Trie2_32; 27 28public class Trie2Test extends TestFmwk { 29 /** 30 * Constructor 31 */ 32 public Trie2Test() 33 { 34 } 35 36 // public methods ----------------------------------------------- 37 38 // 39 // TestAPI. Check that all API methods can be called, and do at least some minimal 40 // operation correctly. This is not a full test of correct behavior. 41 // 42 @Test 43 public void TestTrie2API() { 44 // Trie2.createFromSerialized() 45 // This function is well exercised by TestRanges(). 46 47 // Trie2.getVersion(InputStream is, boolean anyEndianOk) 48 // 49 50 try { 51 Trie2Writable trie = new Trie2Writable(0,0); 52 ByteArrayOutputStream os = new ByteArrayOutputStream(); 53 trie.toTrie2_16().serialize(os); 54 ByteArrayInputStream is = new ByteArrayInputStream(os.toByteArray()); 55 assertEquals(null, 2, Trie2.getVersion(is, true)); 56 } catch (IOException e) { 57 errln(where() + e.toString()); 58 } 59 60 // Equals & hashCode 61 // 62 { 63 Trie2Writable trieWA = new Trie2Writable(0,0); 64 Trie2Writable trieWB = new Trie2Writable(0,0); 65 Trie2 trieA = trieWA; 66 Trie2 trieB = trieWB; 67 assertTrue("", trieA.equals(trieB)); 68 assertEquals("", trieA, trieB); 69 assertEquals("", trieA.hashCode(), trieB.hashCode()); 70 trieWA.set(500, 2); 71 assertNotEquals("", trieA, trieB); 72 // Note that the hash codes do not strictly need to be different, 73 // but it's highly likely that something is wrong if they are the same. 74 assertNotEquals("", trieA.hashCode(), trieB.hashCode()); 75 trieWB.set(500, 2); 76 trieA = trieWA.toTrie2_16(); 77 assertEquals("", trieA, trieB); 78 assertEquals("", trieA.hashCode(), trieB.hashCode()); 79 } 80 81 // 82 // Iterator creation 83 // 84 { 85 Trie2Writable trie = new Trie2Writable(17,0); 86 Iterator<Trie2.Range> it; 87 it = trie.iterator(); 88 89 Trie2.Range r = it.next(); 90 assertEquals("", 0, r.startCodePoint); 91 assertEquals("", 0x10ffff, r.endCodePoint); 92 assertEquals("", 17, r.value); 93 assertEquals("", false, r.leadSurrogate); 94 95 r = it.next(); 96 assertEquals("", 0xd800, r.startCodePoint); 97 assertEquals("", 0xdbff, r.endCodePoint); 98 assertEquals("", 17, r.value); 99 assertEquals("", true, r.leadSurrogate); 100 101 102 int i = 0; 103 for (Trie2.Range rr: trie) { 104 switch (i) { 105 case 0: 106 assertEquals("", 0, rr.startCodePoint); 107 assertEquals("", 0x10ffff, rr.endCodePoint); 108 assertEquals("", 17, rr.value); 109 assertEquals("", false, rr.leadSurrogate); 110 break; 111 case 1: 112 assertEquals("", 0xd800, rr.startCodePoint); 113 assertEquals("", 0xdbff, rr.endCodePoint); 114 assertEquals("", 17, rr.value); 115 assertEquals("", true, rr.leadSurrogate); 116 break; 117 default: 118 errln(where() + " Unexpected iteration result"); 119 } 120 i++; 121 } 122 } 123 124 // Iteration with a value mapping function 125 // 126 { 127 Trie2Writable trie = new Trie2Writable(0xbadfeed, 0); 128 trie.set(0x10123, 42); 129 130 Trie2.ValueMapper vm = new Trie2.ValueMapper() { 131 public int map(int v) { 132 if (v == 0xbadfeed) { 133 v = 42; 134 } 135 return v; 136 } 137 }; 138 Iterator<Trie2.Range> it = trie.iterator(vm); 139 Trie2.Range r = it.next(); 140 assertEquals("", 0, r.startCodePoint); 141 assertEquals("", 0x10ffff, r.endCodePoint); 142 assertEquals("", 42, r.value); 143 assertEquals("", false, r.leadSurrogate); 144 } 145 146 147 // Iteration over a leading surrogate range. 148 // 149 { 150 Trie2Writable trie = new Trie2Writable(0xdefa17, 0); 151 trie.set(0x2f810, 10); 152 Iterator<Trie2.Range> it = trie.iteratorForLeadSurrogate((char)0xd87e); 153 Trie2.Range r = it.next(); 154 assertEquals("", 0x2f800, r.startCodePoint); 155 assertEquals("", 0x2f80f, r.endCodePoint); 156 assertEquals("", 0xdefa17, r.value); 157 assertEquals("", false, r.leadSurrogate); 158 159 r = it.next(); 160 assertEquals("", 0x2f810, r.startCodePoint); 161 assertEquals("", 0x2f810, r.endCodePoint); 162 assertEquals("", 10, r.value); 163 assertEquals("", false, r.leadSurrogate); 164 165 r = it.next(); 166 assertEquals("", 0x2f811, r.startCodePoint); 167 assertEquals("", 0x2fbff, r.endCodePoint); 168 assertEquals("", 0xdefa17, r.value); 169 assertEquals("", false, r.leadSurrogate); 170 171 assertFalse("", it.hasNext()); 172 } 173 174 // Iteration over a leading surrogate range with a ValueMapper. 175 // 176 { 177 Trie2Writable trie = new Trie2Writable(0xdefa17, 0); 178 trie.set(0x2f810, 10); 179 Trie2.ValueMapper m = new Trie2.ValueMapper() { 180 public int map(int in) { 181 if (in==10) { 182 in = 0xdefa17; 183 } 184 return in; 185 } 186 }; 187 Iterator<Trie2.Range> it = trie.iteratorForLeadSurrogate((char)0xd87e, m); 188 Trie2.Range r = it.next(); 189 assertEquals("", 0x2f800, r.startCodePoint); 190 assertEquals("", 0x2fbff, r.endCodePoint); 191 assertEquals("", 0xdefa17, r.value); 192 assertEquals("", false, r.leadSurrogate); 193 194 assertFalse("", it.hasNext()); 195 } 196 197 // Trie2.serialize() 198 // Test the implementation in Trie2, which is used with Read Only Tries. 199 // 200 { 201 Trie2Writable trie = new Trie2Writable(101, 0); 202 trie.setRange(0xf000, 0x3c000, 200, true); 203 trie.set(0xffee, 300); 204 Trie2_16 frozen16 = trie.toTrie2_16(); 205 Trie2_32 frozen32 = trie.toTrie2_32(); 206 assertEquals("", trie, frozen16); 207 assertEquals("", trie, frozen32); 208 assertEquals("", frozen16, frozen32); 209 ByteArrayOutputStream os = new ByteArrayOutputStream(); 210 try { 211 frozen16.serialize(os); 212 Trie2 unserialized16 = Trie2.createFromSerialized(ByteBuffer.wrap(os.toByteArray())); 213 assertEquals("", trie, unserialized16); 214 assertEquals("", Trie2_16.class, unserialized16.getClass()); 215 216 os.reset(); 217 frozen32.serialize(os); 218 Trie2 unserialized32 = Trie2.createFromSerialized(ByteBuffer.wrap(os.toByteArray())); 219 assertEquals("", trie, unserialized32); 220 assertEquals("", Trie2_32.class, unserialized32.getClass()); 221 } catch (IOException e) { 222 errln(where() + " Unexpected exception: " + e); 223 } 224 225 226 } 227 } 228 229 230 @Test 231 public void TestTrie2WritableAPI() { 232 // 233 // Trie2Writable methods. Check that all functions are present and 234 // nominally working. Not an in-depth test. 235 // 236 237 // Trie2Writable constructor 238 Trie2 t1 = new Trie2Writable(6, 666); 239 240 // Constructor from another Trie2 241 Trie2 t2 = new Trie2Writable(t1); 242 assertTrue("", t1.equals(t2)); 243 244 // Set / Get 245 Trie2Writable t1w = new Trie2Writable(10, 666); 246 t1w.set(0x4567, 99); 247 assertEquals("", 10, t1w.get(0x4566)); 248 assertEquals("", 99, t1w.get(0x4567)); 249 assertEquals("", 666, t1w.get(-1)); 250 assertEquals("", 666, t1w.get(0x110000)); 251 252 253 // SetRange 254 t1w = new Trie2Writable(10, 666); 255 t1w.setRange(13 /*start*/, 6666 /*end*/, 7788 /*value*/, false /*overwrite */); 256 t1w.setRange(6000, 7000, 9900, true); 257 assertEquals("", 10, t1w.get(12)); 258 assertEquals("", 7788, t1w.get(13)); 259 assertEquals("", 7788, t1w.get(5999)); 260 assertEquals("", 9900, t1w.get(6000)); 261 assertEquals("", 9900, t1w.get(7000)); 262 assertEquals("", 10, t1w.get(7001)); 263 assertEquals("", 666, t1w.get(0x110000)); 264 265 // setRange from a Trie2.Range 266 // (Ranges are more commonly created by iterating over a Trie2, 267 // but create one by hand here) 268 Trie2.Range r = new Trie2.Range(); 269 r.startCodePoint = 50; 270 r.endCodePoint = 52; 271 r.value = 0x12345678; 272 r.leadSurrogate = false; 273 t1w = new Trie2Writable(0, 0xbad); 274 t1w.setRange(r, true); 275 assertEquals(null, 0, t1w.get(49)); 276 assertEquals("", 0x12345678, t1w.get(50)); 277 assertEquals("", 0x12345678, t1w.get(52)); 278 assertEquals("", 0, t1w.get(53)); 279 280 281 // setForLeadSurrogateCodeUnit / getFromU16SingleLead 282 t1w = new Trie2Writable(10, 0xbad); 283 assertEquals("", 10, t1w.getFromU16SingleLead((char)0x0d801)); 284 t1w.setForLeadSurrogateCodeUnit((char)0xd801, 5000); 285 t1w.set(0xd801, 6000); 286 assertEquals("", 5000, t1w.getFromU16SingleLead((char)0x0d801)); 287 assertEquals("", 6000, t1w.get(0x0d801)); 288 289 // get(). Is covered by nearly every other test. 290 291 292 // Trie2_16 getAsFrozen_16() 293 t1w = new Trie2Writable(10, 666); 294 t1w.set(42, 5555); 295 t1w.set(0x1ff00, 224); 296 Trie2_16 t1_16 = t1w.toTrie2_16(); 297 assertTrue("", t1w.equals(t1_16)); 298 // alter the writable Trie2 and then re-freeze. 299 t1w.set(152, 129); 300 t1_16 = t1w.toTrie2_16(); 301 assertTrue("", t1w.equals(t1_16)); 302 assertEquals("", 129, t1w.get(152)); 303 304 // Trie2_32 getAsFrozen_32() 305 // 306 t1w = new Trie2Writable(10, 666); 307 t1w.set(42, 5555); 308 t1w.set(0x1ff00, 224); 309 Trie2_32 t1_32 = t1w.toTrie2_32(); 310 assertTrue("", t1w.equals(t1_32)); 311 // alter the writable Trie2 and then re-freeze. 312 t1w.set(152, 129); 313 assertNotEquals("", t1_32, t1w); 314 t1_32 = t1w.toTrie2_32(); 315 assertTrue("", t1w.equals(t1_32)); 316 assertEquals("", 129, t1w.get(152)); 317 318 319 // serialize(OutputStream os, ValueWidth width) 320 // 321 ByteArrayOutputStream os = new ByteArrayOutputStream(); 322 t1w = new Trie2Writable(0, 0xbad); 323 t1w.set(0x41, 0x100); 324 t1w.set(0xc2, 0x200); 325 t1w.set(0x404, 0x300); 326 t1w.set(0xd903, 0x500); 327 t1w.set(0xdd29, 0x600); 328 t1w.set(0x1055d3, 0x700); 329 t1w.setForLeadSurrogateCodeUnit((char)0xda1a, 0x800); 330 try { 331 // Serialize to 16 bits. 332 int serializedLen = t1w.toTrie2_16().serialize(os); 333 // Fragile test. Serialized length could change with changes to compaction. 334 // But it should not change unexpectedly. 335 assertEquals("", 3508, serializedLen); 336 Trie2 t1ws16 = Trie2.createFromSerialized(ByteBuffer.wrap(os.toByteArray())); 337 assertEquals("", t1ws16.getClass(), Trie2_16.class); 338 assertEquals("", t1w, t1ws16); 339 340 // Serialize to 32 bits 341 os.reset(); 342 serializedLen = t1w.toTrie2_32().serialize(os); 343 // Fragile test. Serialized length could change with changes to compaction. 344 // But it should not change unexpectedly. 345 assertEquals("", 4332, serializedLen); 346 Trie2 t1ws32 = Trie2.createFromSerialized(ByteBuffer.wrap(os.toByteArray())); 347 assertEquals("", t1ws32.getClass(), Trie2_32.class); 348 assertEquals("", t1w, t1ws32); 349 } catch (IOException e) { 350 errln(where() + e.toString()); 351 } 352 353 354 } 355 356 @Test 357 public void TestCharSequenceIterator() { 358 String text = "abc123\ud800\udc01 "; // Includes a Unicode supplemental character 359 String vals = "LLLNNNX?S"; 360 361 Trie2Writable tw = new Trie2Writable(0, 666); 362 tw.setRange('a', 'z', 'L', false); 363 tw.setRange('1', '9', 'N', false); 364 tw.set(' ', 'S'); 365 tw.set(0x10001, 'X'); 366 367 Trie2.CharSequenceIterator it = tw.charSequenceIterator(text, 0); 368 369 // Check forwards iteration. 370 Trie2.CharSequenceValues ir; 371 int i; 372 for (i=0; it.hasNext(); i++) { 373 ir = it.next(); 374 int expectedCP = Character.codePointAt(text, i); 375 assertEquals("" + " i="+i, expectedCP, ir.codePoint); 376 assertEquals("" + " i="+i, i, ir.index); 377 assertEquals("" + " i="+i, vals.charAt(i), ir.value); 378 if (expectedCP >= 0x10000) { 379 i++; 380 } 381 } 382 assertEquals("", text.length(), i); 383 384 // Check reverse iteration, starting at an intermediate point. 385 it.set(5); 386 for (i=5; it.hasPrevious(); ) { 387 ir = it.previous(); 388 int expectedCP = Character.codePointBefore(text, i); 389 i -= (expectedCP < 0x10000? 1 : 2); 390 assertEquals("" + " i="+i, expectedCP, ir.codePoint); 391 assertEquals("" + " i="+i, i, ir.index); 392 assertEquals("" + " i="+i, vals.charAt(i), ir.value); 393 } 394 assertEquals("", 0, i); 395 396 } 397 398 399 // 400 // Port of Tests from ICU4C ... 401 // 402 // setRanges array elements are 403 // {start Code point, limit CP, value, overwrite} 404 // 405 // There must be an entry with limit 0 and with the intialValue. 406 // It may be preceded by an entry with negative limit and the errorValue. 407 // 408 // checkRanges array elemets are 409 // { limit code point, value} 410 // 411 // The expected value range is from the previous boundary's limit to before 412 // this boundary's limit 413 414 // 415 String[] trieNames = {"setRanges1", "setRanges2", "setRanges3", "setRangesEmpty", "setRangesSingleValue"}; 416 /* set consecutive ranges, even with value 0 */ 417 418 419 420 private static int[][] setRanges1 ={ 421 { 0, 0, 0, 0 }, 422 { 0, 0x40, 0, 0 }, 423 { 0x40, 0xe7, 0x1234, 0 }, 424 { 0xe7, 0x3400, 0, 0 }, 425 { 0x3400, 0x9fa6, 0x6162, 0 }, 426 { 0x9fa6, 0xda9e, 0x3132, 0 }, 427 { 0xdada, 0xeeee, 0x87ff, 0 }, 428 { 0xeeee, 0x11111, 1, 0 }, 429 { 0x11111, 0x44444, 0x6162, 0 }, 430 { 0x44444, 0x60003, 0, 0 }, 431 { 0xf0003, 0xf0004, 0xf, 0 }, 432 { 0xf0004, 0xf0006, 0x10, 0 }, 433 { 0xf0006, 0xf0007, 0x11, 0 }, 434 { 0xf0007, 0xf0040, 0x12, 0 }, 435 { 0xf0040, 0x110000, 0, 0 } 436 }; 437 438 private static int[][] checkRanges1 = { 439 { 0, 0 }, 440 { 0x40, 0 }, 441 { 0xe7, 0x1234 }, 442 { 0x3400, 0 }, 443 { 0x9fa6, 0x6162 }, 444 { 0xda9e, 0x3132 }, 445 { 0xdada, 0 }, 446 { 0xeeee, 0x87ff }, 447 { 0x11111, 1 }, 448 { 0x44444, 0x6162 }, 449 { 0xf0003, 0 }, 450 { 0xf0004, 0xf }, 451 { 0xf0006, 0x10 }, 452 { 0xf0007, 0x11 }, 453 { 0xf0040, 0x12 }, 454 { 0x110000, 0 } 455 }; 456 457 /* set some interesting overlapping ranges */ 458 private static int [][] setRanges2={ 459 { 0, 0, 0, 0 }, 460 { 0x21, 0x7f, 0x5555, 1 }, 461 { 0x2f800, 0x2fedc, 0x7a, 1 }, 462 { 0x72, 0xdd, 3, 1 }, 463 { 0xdd, 0xde, 4, 0 }, 464 { 0x201, 0x240, 6, 1 }, /* 3 consecutive blocks with the same pattern but */ 465 { 0x241, 0x280, 6, 1 }, /* discontiguous value ranges, testing utrie2_enum() */ 466 { 0x281, 0x2c0, 6, 1 }, 467 { 0x2f987, 0x2fa98, 5, 1 }, 468 { 0x2f777, 0x2f883, 0, 1 }, 469 { 0x2f900, 0x2ffaa, 1, 0 }, 470 { 0x2ffaa, 0x2ffab, 2, 1 }, 471 { 0x2ffbb, 0x2ffc0, 7, 1 } 472 }; 473 474 private static int[] [] checkRanges2={ 475 { 0, 0 }, 476 { 0x21, 0 }, 477 { 0x72, 0x5555 }, 478 { 0xdd, 3 }, 479 { 0xde, 4 }, 480 { 0x201, 0 }, 481 { 0x240, 6 }, 482 { 0x241, 0 }, 483 { 0x280, 6 }, 484 { 0x281, 0 }, 485 { 0x2c0, 6 }, 486 { 0x2f883, 0 }, 487 { 0x2f987, 0x7a }, 488 { 0x2fa98, 5 }, 489 { 0x2fedc, 0x7a }, 490 { 0x2ffaa, 1 }, 491 { 0x2ffab, 2 }, 492 { 0x2ffbb, 0 }, 493 { 0x2ffc0, 7 }, 494 { 0x110000, 0 } 495 }; 496 497/* 498 private static int[] [] checkRanges2_d800={ 499 { 0x10000, 0 }, 500 { 0x10400, 0 } 501 }; 502 503 private static int[][] checkRanges2_d87e={ 504 { 0x2f800, 6 }, 505 { 0x2f883, 0 }, 506 { 0x2f987, 0x7a }, 507 { 0x2fa98, 5 }, 508 { 0x2fc00, 0x7a } 509 }; 510 511 private static int[][] checkRanges2_d87f={ 512 { 0x2fc00, 0 }, 513 { 0x2fedc, 0x7a }, 514 { 0x2ffaa, 1 }, 515 { 0x2ffab, 2 }, 516 { 0x2ffbb, 0 }, 517 { 0x2ffc0, 7 }, 518 { 0x30000, 0 } 519 }; 520 521 private static int[][] checkRanges2_dbff={ 522 { 0x10fc00, 0 }, 523 { 0x110000, 0 } 524 }; 525*/ 526 527 /* use a non-zero initial value */ 528 private static int[][] setRanges3={ 529 { 0, 0, 9, 0 }, // non-zero initial value. 530 { 0x31, 0xa4, 1, 0 }, 531 { 0x3400, 0x6789, 2, 0 }, 532 { 0x8000, 0x89ab, 9, 1 }, 533 { 0x9000, 0xa000, 4, 1 }, 534 { 0xabcd, 0xbcde, 3, 1 }, 535 { 0x55555, 0x110000, 6, 1 }, /* highStart<U+ffff with non-initialValue */ 536 { 0xcccc, 0x55555, 6, 1 } 537 }; 538 539 private static int[][] checkRanges3={ 540 { 0, 9 }, /* non-zero initialValue */ 541 { 0x31, 9 }, 542 { 0xa4, 1 }, 543 { 0x3400, 9 }, 544 { 0x6789, 2 }, 545 { 0x9000, 9 }, 546 { 0xa000, 4 }, 547 { 0xabcd, 9 }, 548 { 0xbcde, 3 }, 549 { 0xcccc, 9 }, 550 { 0x110000, 6 } 551 }; 552 553 /* empty or single-value tries, testing highStart==0 */ 554 private static int[][] setRangesEmpty={ 555 { 0, 0, 3, 0 } // Only the element with the initial value. 556 }; 557 558 private static int[][] checkRangesEmpty={ 559 { 0, 3 }, 560 { 0x110000, 3 } 561 }; 562 563 private static int[][] setRangesSingleValue={ 564 { 0, 0, 3, 0 }, // Initial value = 3 565 { 0, 0x110000, 5, 1 }, 566 }; 567 568 private static int[][] checkRangesSingleValue={ 569 { 0, 3 }, 570 { 0x110000, 5 } 571 }; 572 573 574 // 575 // Create a test Trie2 from a setRanges test array. 576 // Range data ported from C. 577 // 578 private Trie2Writable genTrieFromSetRanges(int [][] ranges) { 579 int i = 0; 580 int initialValue = 0; 581 int errorValue = 0x0bad; 582 583 if (ranges[i][1] < 0) { 584 errorValue = ranges[i][2]; 585 i++; 586 } 587 initialValue = ranges[i++][2]; 588 Trie2Writable trie = new Trie2Writable(initialValue, errorValue); 589 590 for (; i<ranges.length; i++) { 591 int rangeStart = ranges[i][0]; 592 int rangeEnd = ranges[i][1]-1; 593 int value = ranges[i][2]; 594 boolean overwrite = (ranges[i][3] != 0); 595 trie.setRange(rangeStart, rangeEnd, value, overwrite); 596 } 597 598 // Insert some non-default values for lead surrogates. 599 // TODO: this should be represented in the data. 600 trie.setForLeadSurrogateCodeUnit((char)0xd800, 90); 601 trie.setForLeadSurrogateCodeUnit((char)0xd999, 94); 602 trie.setForLeadSurrogateCodeUnit((char)0xdbff, 99); 603 604 return trie; 605 } 606 607 608 // 609 // Check the expected values from a single Trie2. 610 // 611 private void trieGettersTest(String testName, 612 Trie2 trie, // The Trie2 to test. 613 int[][] checkRanges) // Expected data. 614 // Tuples of (value, high limit code point) 615 // High limit is first code point following the range 616 // with the indicated value. 617 // (Structures copied from ICU4C tests.) 618 { 619 int countCheckRanges = checkRanges.length; 620 621 int initialValue, errorValue; 622 int value, value2; 623 int start, limit; 624 int i, countSpecials; 625 626 countSpecials=0; /*getSpecialValues(checkRanges, countCheckRanges, &initialValue, &errorValue);*/ 627 errorValue = 0x0bad; 628 initialValue = 0; 629 if (checkRanges[countSpecials][0] == 0) { 630 initialValue = checkRanges[countSpecials][1]; 631 countSpecials++; 632 } 633 634 start=0; 635 for(i=countSpecials; i<countCheckRanges; ++i) { 636 limit=checkRanges[i][0]; 637 value=checkRanges[i][1]; 638 639 while(start<limit) { 640 value2=trie.get(start); 641 if (value != value2) { 642 // The redundant if, outside of the assert, is for speed. 643 // It makes a significant difference for this test. 644 assertEquals("wrong value for " + testName + " of " + Integer.toHexString(start), value, value2); 645 } 646 ++start; 647 } 648 } 649 650 651 if(!testName.startsWith("dummy") && !testName.startsWith("trie1")) { 652 /* Test values for lead surrogate code units. 653 * For non-lead-surrogate code units, getFromU16SingleLead() and get() 654 * should be the same. 655 */ 656 for(start=0xd7ff; start<0xdc01; ++start) { 657 switch(start) { 658 case 0xd7ff: 659 case 0xdc00: 660 value=trie.get(start); 661 break; 662 case 0xd800: 663 value=90; 664 break; 665 case 0xd999: 666 value=94; 667 break; 668 case 0xdbff: 669 value=99; 670 break; 671 default: 672 value=initialValue; 673 break; 674 } 675 value2 = trie.getFromU16SingleLead((char)start); 676 if(value2!=value) { 677 errln(where() + " testName: " + testName + " getFromU16SingleLead() failed." + 678 "char, exected, actual = " + Integer.toHexString(start) + ", " + 679 Integer.toHexString(value) + ", " + Integer.toHexString(value2)); 680 } 681 } 682 } 683 684 /* test errorValue */ 685 value=trie.get(-1); 686 value2=trie.get(0x110000); 687 if(value!=errorValue || value2!=errorValue) { 688 errln("trie2.get() error value test. Expected, actual1, actual2 = " + 689 errorValue + ", " + value + ", " + value2); 690 } 691 692 // Check that Trie enumeration produces the same contents as simple get() 693 for (Trie2.Range range: trie) { 694 for (int cp=range.startCodePoint; cp<=range.endCodePoint; cp++) { 695 if (range.leadSurrogate) { 696 assertTrue(testName, cp>=(char)0xd800 && cp<(char)0xdc00); 697 assertEquals(testName, range.value, trie.getFromU16SingleLead((char)cp)); 698 } else { 699 assertEquals(testName, range.value, trie.get(cp)); 700 } 701 } 702 } 703 } 704 705 // Was testTrieRanges in ICU4C. Renamed to not conflict with ICU4J test framework. 706 private void checkTrieRanges(String testName, String serializedName, boolean withClone, 707 int[][] setRanges, int [][] checkRanges) throws IOException { 708 709 // Run tests against Tries that were built by ICU4C and serialized. 710 String fileName16 = "Trie2Test." + serializedName + ".16.tri2"; 711 String fileName32 = "Trie2Test." + serializedName + ".32.tri2"; 712 713 InputStream is = Trie2Test.class.getResourceAsStream(fileName16); 714 Trie2 trie16; 715 try { 716 trie16 = Trie2.createFromSerialized(ICUBinary.getByteBufferFromInputStreamAndCloseStream(is)); 717 } finally { 718 is.close(); 719 } 720 trieGettersTest(testName, trie16, checkRanges); 721 722 is = Trie2Test.class.getResourceAsStream(fileName32); 723 Trie2 trie32; 724 try { 725 trie32 = Trie2.createFromSerialized(ICUBinary.getByteBufferFromInputStreamAndCloseStream(is)); 726 } finally { 727 is.close(); 728 } 729 trieGettersTest(testName, trie32, checkRanges); 730 731 // Run the same tests against locally contructed Tries. 732 Trie2Writable trieW = genTrieFromSetRanges(setRanges); 733 trieGettersTest(testName, trieW, checkRanges); 734 assertEquals("", trieW, trie16); // Locally built tries must be 735 assertEquals("", trieW, trie32); // the same as those imported from ICU4C 736 737 738 Trie2_32 trie32a = trieW.toTrie2_32(); 739 trieGettersTest(testName, trie32a, checkRanges); 740 741 Trie2_16 trie16a = trieW.toTrie2_16(); 742 trieGettersTest(testName, trie16a, checkRanges); 743 744 } 745 746 // Was "TrieTest" in trie2test.c 747 @Test 748 public void TestRanges() throws IOException { 749 checkTrieRanges("set1", "setRanges1", false, setRanges1, checkRanges1); 750 checkTrieRanges("set2-overlap", "setRanges2", false, setRanges2, checkRanges2); 751 checkTrieRanges("set3-initial-9", "setRanges3", false, setRanges3, checkRanges3); 752 checkTrieRanges("set-empty", "setRangesEmpty", false, setRangesEmpty, checkRangesEmpty); 753 checkTrieRanges("set-single-value", "setRangesSingleValue", false, setRangesSingleValue, 754 checkRangesSingleValue); 755 checkTrieRanges("set2-overlap.withClone", "setRanges2", true, setRanges2, checkRanges2); 756 } 757 758 759 private String where() { 760 StackTraceElement[] st = new Throwable().getStackTrace(); 761 String w = "File: " + st[1].getFileName() + ", Line " + st[1].getLineNumber(); 762 return w; 763 } 764} 765